642227102

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{61717}}^1$

素因数の和:61784

約数の個数: 24

約数和(自身を含む): 1083521208

約数和(自身を除く): 441294106

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 10406, 61717, 123434, 678887, 1357774, 2653831, 5307662, 7467757, 14935514, 29192141, 58384282, 321113551, 642227102]

約数ペア:

[(1, 642227102), (2, 321113551), (11, 58384282), (22, 29192141), (43, 14935514), (86, 7467757), (121, 5307662), (242, 2653831), (473, 1357774), (946, 678887), (5203, 123434), (10406, 61717)]